如今,在全球都有分布的烟草最古老的祖先可以追寻到距今2亿年前的早侏罗世被子植物。这种神奇的一年生草本茄科烟属植物,经过亿万年的演化到今天大约繁衍出了60多种,其中红花和黄花烟成为对人类影响最大的植物之一。烟草到底是一种什么样的神奇 Today, the oldest ancestor of the world-wide distribution of tobacco can trace to early Jurassic angiosperms 200 million years ago. This magical annual Herbaceous Solanaceous tobacco plant, after hundreds of millions of years of evolution, has spawned more than 60 kinds of plants. Among them, safflower and yellow smoke have become one of the plants that have the greatest impact on human beings. Tobacco in the end is what kind of magic